No | Pattern | Freq | Relations |
---|---|---|---|
1 | how difficult it [be] for | 25 | |
2 | how difficult it be for | 25 | |
3 | how difficult it [be] for | 25 | |
4 | how difficult it [be] for | 25 | |
5 | how difficult it is for | 17 | |
6 | how difficult it [is] for | 17 | |
7 | how difficult it was for | 8 | |
8 | how difficult it [was/were] for | 8 |